Answer:
The process or result of oxidizing or being oxidized.(Rust)
Explanation:
Pluto
The answers here is B) Before, the substance was a gas, later it was a liquid.
Gas particles move freely and away from each other. However, liquid particles move around each other.
Hope this helps! :)(
Answer:

Explanation:
The equation for mass is:

We plug in the given values into the equation:

